Table 1.
Baseline characteristics and demographic data in patients with and without no-reflow.
| Total N = 293 (100%) |
Occurrence of No-reflow |
P. value | ||
|---|---|---|---|---|
| No N = 202(69%) |
Yes N = 91 (31%) |
|||
| Age > 60 years | 89 (30.4%) | 2 (1%) | 87 (95.6%) | <0.001* |
| Age (Mean ± SD) | 55.6 ± 10.08 | 50.76 ± 7.68 | 66.73 ± 5.49 | <0.001* |
| Female gender | 74 (24.6%) | 46 (21.8%) | 28 (30.77%) | 0.007* |
| Residence | ||||
| From assiut town | 56 (19.1%) | 45 (22.3%) | 11 (14.3%) | 0.108 |
| From near assiut town | 110 (37.5%) | 74 (36.6%) | 36 (39.5%) | |
| >25 Km Far from AUH | 127 (43.34%) | 83 (41.1%) | 44 (48.35%) | |
| Transportation to ED | ||||
| Public | 83 (28.32%) | 51 (25.2%) | 32 (35.16%) | 0.177 |
| Private | 134 (45.7%) | 97 (48%) | 37 (40.65%) | |
| Ambulance | 76 (25.93%) | 54 (26.7%) | 22 (24.18%) | |
| Diabetes mellitus | 82 (27.98%) | 59 (29.2%) | 23 (25.27%) | 0.642 |
| Hypertension | 71 (24.23%) | 56 (27.7%) | 15 (16.48%) | 0.210 |
| History of IHD | 51 (17.4%) | 37 (18.3%) | 14 (15.38%) | 0.909 |
| Smoking | 172 (58.7%) | 128 (63.3%) | 44 (48.35%) | 0.818 |
| Family history of CAD | 71 (24.23%) | 51 (25.2%) | 20 (21.9%) | 0.764 |
| Hypercholesterolemia | 84 (28.7%) | 61 (30.2%) | 23 (25.3%) | 0.888 |
| Pre-infarction angina | 54 (18.4%) | 43 (21.3%) | 11 (12.08%) | 0.233 |
| Symptoms to FMC > 4 h | 154 (52.6%) | 82 (40.6%) | 72 (79.1%) | 0.02 |
| ED to 1st ECG (min) | 8.11 ± 3.05 | 8.12 ± 3.02 | 8.15 ± 3.26 | 0.337 |
| ED to cath. Lab. (min) | 28.3 ± 18.6 | 27.13 ± 19.27 | 31.01 ± 17.94 | 0.784 |
| Door to wire (min) | 40.15 ± 15.32 | 38.5 ± 13.15 | 43.88 ± 20.03 | 0.09 |
| Total ischemic time (hours) | 5.56 ± 3.23 | 4.27 ± 1.76 | 8.55 ± 4.04 | <0.001* |
| Infarction location | ||||
| Anterior Infarctions | 175 (59.7%) | 106 (52.5%) | 69 (75.8%) | 0.009* |
| Inferior infarctions | 110 (37.5%) | 92 (45.5%) | 18 (19.8%) | |
| Others | 8 (2.7%) | 4 (2%) | 4 (4.4%) | |
| Absence of ST resolution > 70% | 91 (20.80%) | 0.00 | 91 (100%) | <0.001* |
Data are presented as mean ± standard deviation or number (%) of patients, MI = myocardial infarction. AUH, Assiut University Hospital; ED, Emergency department; IHD, Ischemic heart disease; CAD, coronary artery disease; FMC, First medical contact; ECG, Electrocardiogram; cath. Lab., catheterization laboratory.
*
Statistically significant.